<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8">
		<title></title>
		<script src="https://unpkg.com/vue@3/dist/vue.global.js"></script>
	</head>
	<body>
		<div id="app">
					<p v-if="score>=90">优秀</p>
					<p v-else-if="score>=70">良好</p>
					<p v-else-if="score>=60">及格</p>
					<p v-else>不及格</p>
				</div>
				
				<script>
					var app = Vue.createApp({
						data() {
							return {
								score:90
							}
						}
					});
					var vm = app.mount("#app")
				</script>
	</body>
</html>